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Zoology > Animal Tissues > Flashcards

Animal Tissues Flashcards

1
Q

A group of similar cells along with intercellular substances perform specific function

A

Tissue

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2
Q

Cells , tissues , organ and organ system split up the work in a way which exhibits

A

Division of labour

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3
Q

Epithelial tissues are present in

A

Which faces either body fluid or outside environment

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4
Q

Epithelial tissue provide

A

Covering or lining of some part of body

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5
Q

In epithelial tissues cell are compactly packed T/F

A

True

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6
Q

2 types of epithelial tissue

A

1) simple epithelial
2) compund epithelial

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7
Q

Functions of Epithelial tissues(3)

A
  1. Lining of body cavity
  2. Ducts
  3. Tubes
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8
Q

Compound epithelial tissue fxn (1)

A

Protective like skin

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9
Q

Squamous epithelial have regular boundaries
T/F

A

F
Has irregular boundaries

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10
Q

Squamous epithelium fxn and found in (2)

A

Found in Walls of blood vessel and air sacs lungs
Fxn. Form diffusion boundary

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11
Q

Cuboidal have single / double layers of ……………. like cells

A

Single layer , cube like cells

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12
Q

Cuboidal examples (2)

A

Ducts if glands and tubular parts of nephrons in kidney

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13
Q

Cuboidal fxn (2)

A

Secretion
Absorption

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14
Q

The epithelium of PCT of nephron in kidney has microvilli
T/F

A

True

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15
Q

The columnar epithelium nuclei are located towards the free surface
T/F

A

F
Located at base

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16
Q

Columnar epithelium found in and fxn

A

Lining of stomach and intestine and
Fxn. Secertion and absorption

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17
Q

Ciliated epithelium is only formed by columnar epithelium
T/F

A

False
It can formed by columnar or cuboidal

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18
Q

Ciliated epithelium found at (2)

A

Mainly present in inner surface of hollow organs like bronchioles and fallopian tubes

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19
Q

Glandular epithelium is a specialised form of ……………. and …………. epithelium

A

Columnar and cuboidal

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20
Q

Glands can be unicellular
T/F

A

True

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21
Q

Ex of unicellular glands .

A

Goblet cells of alimenetary canal

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22
Q

Exocrine glands secrete (5)

A

Mucus
Saliva
Earwax
Oil milk
Digestive enzymes

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23
Q

Main fxn of compound epithelium is

A

Protection against mechanical and chemical stress

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24
Q

Places where compound epithelium is present

A

Dry surface of skin
Moist surface of buccal cavity
Pharynx
Inner lining of ducts of salivary glands
Pancreatic ducts

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25
Q

All cells in epithelium are held together with little
intercellular material. T/F

A

T

26
Q

Three junctions found in epithelial tissues are –

A

Tight
Adhering
Gap

27
Q

Tight junctions fxn –

A

Help to stop substances from leaking across the tissue

28
Q

Adhering junctions fxn –

A

perform cementing to keep neighboring cells together

29
Q

Gap junction fxn –

A

facilitate the cells to communicate with each other by connecting the cytoplasm of adjoining cells, for rapid transfer of ions, small molecules and sometimes big molecules

30
Q

In all connective tissue except ______, the cells secrete fibers of structural proteins called ______
or ______

A

. Blood collagen or elastin

31
Q

The fibers provide 3 things to the tissue. Name them.

A

Strength flexibility elasticity

32
Q

Matrix is formed by ___________

A

Modified polysaccharide

33
Q

3 classification of connective tissue is –

A

Loose connective tissue, Dense connective tissue and Specialised connective

34
Q

Loose Connective Tissue ex (2)

A

Areolar and adipose

35
Q

______ tissue is present beneath the skin.

A

Areolar and adipose

36
Q

Areolar tissue contains (3)

A

Macrophages, fibroblast and mast cells

37
Q

_______ act as a support framework for epithelium

A

Areolar

38
Q

Adipose tissue store _____

A

Fat

39
Q

________ and ______ are compactly packed in dense
connective tissue.

A

Fibres and fibroblast

40
Q

Dense CT is further divided into (2)

A

Dense regular CT
Dense irregular CT

41
Q

In dense regular, _______ fibers are present in between
many parallel/perpendicular bundles of fibers.

A

Collagen parallel

42
Q

Tendon attach ______ to _____

A

Muscle to bone

43
Q

Ligament attach ______ to ______

A

Bone to Bone

44
Q

Dense irregular is present in

A

Skin

45
Q

Ex of specialised connective tissue (3)

A

Blood
bone
cartilage

46
Q

The intercellular of material cartilage resists compression. T/F

A

T

47
Q

Cells of this cartilage is called _______

A

Chondrocytes

48
Q

Cartilage is present at (5)

A

Tip of nose
Outer ear joints
B/w vertebral column
Limbs and hands in adult

49
Q

Bones are pliable. T/F

A

F

50
Q

Bones are rich in ________ and _________

A

Calcium salts and collagen fibers

51
Q

Bone cells are present in spaces called _______

A

Lacunae

52
Q

Skeletal muscles also called _______ or _______

A

Striated muscle or voluntary muscle

53
Q

Smooth muscles have ______ ends and don’t show ______.

A

Fusiform striations

54
Q

________ hold the smooth muscle fibers together

A

Cell junctions

55
Q

Smooth muscles are bundled together in a _____________

A

Connective tissue sheath

56
Q

Smooth muscles are voluntary. T/F

A

F

57
Q

_______ are present at some fusion points which allow
all the cells to contract as a unit in cardiac cells.

A

Intercalated discs communication junc

58
Q

_____ protect and support the neurons.

A

Neuroglia

59
Q

. Neuroglia make up more than _____% of the volume
of neural tissue in our body.

A

More than 1/2

60
Q

Our heart contains all the 4 types of tissue, i.e. epithelial, connective, muscular, neural. T/F

A

T

Zoology (3 decks)

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